North Dakota Board of Registration for Professional Soil Classifiers Roster



Keith A. Anderson (62)**
201 29th Ave N
Fargo, ND 58102
(701) 541-5942
kanderson535@outlook.com

Dr. Chris Augustin (76)**
Dakota Soil Science LLC
1089 State Ave.
Dickinson, ND 58601
(701) 265-2473
Christopher_augustin@yahoo.com

Zach Bartsch (78)**
3303 Fiechtner Drive Suite 100
Fargo ND 58103
(701) 318-9364
Zachary.Bartsch@stantec.com

Paul W. Benedict (66)
190 Nittany South Way
Stephens City, VA 22655
(202) 578-8226
soilwarden@verizon.net

David Breker (41)**
9165 152 Ave. SE
Lidgerwood, ND 58053-9705
(701) 538-4343
dbreker@rrt.net

Kenneth E. Carlson (75)**
Habitat Management
14 Inverness Drive East, Suit A100
Englewood, CO 80112
(303) 770-9788 x 103
kcarlson@habitatmanagementinc.com

Aaron DeJoia (72)**
4626 CR 65
Keenesburg, CO 80643
Duraroot Environmental Consulting
406-581-5066
aaron@soilandeco.com

Lynn L. DesLauriers (42)
4631 Cambria Circle
Rapid City, SD 57701-5131
(605) 791-2280
ldsoil@rap.midco.net

Lawrence Edland (65)
1400 9th Ave. NW
Mandan, ND 58554-1602
(701) 663-0458
leedland@gmail.com

Dr. Cheryl Feigum (63)**
Barr Engineering Company
Suite 200
4300 Marketplace Drive
Minneapolis, MN 55435
(952) 832-2680 o
cfeigum@barr.com

Alan R. Gulsvig (47)**
903 Lafayette Rd
Devils Lake, ND 58301
(701) 662-2224
cagulsvig@gondtc.com

Cornelius J. Heidt (36)**
Prairie Soil Consulting
4525 Hillsboro Drive
Bismarck, ND 58503-8990
(701) 391-5713 (cell)
http://prairiesoilconsulting.com/
cjheidt@bis.midco.net

Dr. James Knuteson (57)
Flux Experts, LLC
630 Village Dr. East
Carmel, IN 46032
(317) 900-3213 c
jim@FluxExperts.com

Ronald W. Luethe (56)
16109 Landmark Avenue 
Norwalk, WI. 54648-8054
(608) 633-0172 c
(608) 823-7995 h
rluethe55@icloud.com

Lance G. Loken (68) **
Western Plains Consulting, Inc.
1102 South Washington Street
Suite 210 Bismarck, ND 58501
(701) 221-3113
(701) 400-6642 c
lloken@wpcnd.com
http://www.wpcnd.com/

Luke Lunde (67)**
WSB and Associates
3701 40th Ave NW, Suite 100
Rochester, MN 55901
(507) 218-3380
(507) 208-5734 c
llunde@wsbeng.com

Peter Miller (69)**
1800 Pioneer Creek Center
Maple Plain, MN 55359
763-370-5961 c
peter.miller@stantec.com

Dean K. Moos (51)
509 6th Ave. NW
Mandan, ND 58554
(701) 667-2935
deanmoos@bis.midco.net

Matt Retka (71)**
3303 Fiechtner Drive
Fargo, ND 58103
(701) 893-2322 o
(651) 587-6854 c
matthew.retka@stantec.com

Dr. Brenda Schladweiler (70)**
BKS Environmental Associates, Inc
P.O. Box 3467
Gillette, WY 82717
307-686-0800
bschladweiler@bskenvironmental.com
P.O. Box 1930
Dickinson, ND 58602
701-300-0672
www.bksenvironmental.com

Peter L. Smith (50)
Smith Environmental & Engineering
250 Perry Lane
Dacono, CO 80514
(720) 887-4928
petersmith@smithdelivers.com

Perry Sullivan (73)**
Big Muddy Soil Consulting
419 Brunswick Drive
Bismarck, ND 58503
701-425-2406
bigmuddysoil@midco.net

Steve Tillotson (45)
618 W. Thayer
Bismarck, ND 58501
(701) 224-0096 h

Kyle Thomson (74)
7516 Scenie Hills Rd.
Bismarck, ND 58503
952-334-2697
kthomson84@yahoo.com

Michael G. Ulmer (58)**
2485 Mustang Drive S
Mandan, ND 58554
(701) 663-8926
mike.ulmer@msn.com

Darrell VanderBusch (38)
820 10th Ave. W
Dickinson, ND 58601
(701) 225-0368
vanclan@ndsupernet.com

Hal Weiser (53)**
701 7th Ave. SW
Jamestown, ND 58401-4539
(701) 952-9049
halcweiser@gmail.com

Brianna Wegner (77)**
238 12th Ave W
West Fargo, ND 58078
(507) 210-4957
Bwegner12@gmail.com

** Renewed for 2024 as a Practicing Soil Classifier.
[All listed Soil Classifiers are active members in good standing with the ability to renew as Practicing]